Pickup Retry Operation - Canon iR6570 series Service Manual

Chapter 8
Main motor (M2)
Cassette 3/4
pickup motor (M12)
Cassette 4
pickup solenoid (SL3)
Cassette 3
retry sensor (PS21)
Vertical path
lower motor (M27)
Vertical path 3
paper sensor (PS26)
Vertical path
upper motor (M26)
Vertical path 2
paper sensor (PS25)
Vertical path duplexing
feed motor (M25)
Vertical path 1
paper sensor (PS24)
Pre-registration motor
(M17)
Laser write start
sensor (PS28)
Registration roller
clutch (CL2)
Registration paper
sensor (PS29)

8.2.3 Pickup Retry Operation

If, because of wear on the pickup roller for example, the retry sensor (PS19, PS20, PS21, PS22) detects a delay, the machine executes a pickup retry
operation. If a delay is once again detected after the retry operation, the machine will indicate the presence of a jam on the control panel.
The machine executes a retry operation as follows and at the following timing:
8-8
Start key ON
or print command received
1st sheet picked up
INTR
STBY
[1] stops to arch the paper at the registration roller.
[2] for 2nd and subsequent jobs, stops at 20 mm from the vertical path 3 roller
to control the sheet-to-sheet distance.
Pickup motor
Pickup roller
2nd sheet picked up
PRINT
[2]
[1]
F-8-6
M
Retry sensor
F-8-7
LSTR STBY
0008-9496